﻿using Microsoft.Extensions.Logging;
using RotovapPlatform.Domain.Business.Machine.Enums;
using RotovapPlatform.Domain.Business.Recipes.Entities;
using RotovapPlatform.Domain.Common;
using RotovapPlatform.Domain.Services.Data;
using RotovapPlatform.Domain.Services.Experiments;
using RotovapPlatform.Domain.Services.Scheduling;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using static RotovapPlatform.Domain.Business.Machine.Enums.ExperimentConfigEnums;

namespace RotovapPlatform.Infrastructure.Data.Services
{
	/// <summary>
	/// 数据记录服务实现
	/// 负责记录实验过程中的各类数据，包括设备参数、实验状态和结果
	/// </summary>
	public class DataRecordingDomainService : IDataRecordingDomainService
	{
		private readonly ILogger<DataRecordingDomainService> _logger;

		// 事件订阅后保存当前实验和实验组的状态
		private Experiment _currentExperiment;
		private ExperimentGroup _currentExperimentGroup;

		/// <summary>
		/// 构造函数
		/// </summary>
		/// <param name="logger">日志记录器</param>
		public DataRecordingDomainService(
			ILogger<DataRecordingDomainService> logger)
		{
			_logger = logger;
		}

		/// <summary>
		/// 订阅任务调度服务的事件
		/// </summary>
		/// <param name="taskSchedulingService">任务调度服务</param>
		public void SubscribeToTaskSchedulingEvents(ITaskSchedulingDomainService taskSchedulingService)
		{
			if (taskSchedulingService == null)
			{
				_logger.LogWarning("无法订阅任务调度服务事件：服务为null");
				return;
			}

			// 订阅实验变更事件
			taskSchedulingService.CurrentExperimentChanged += (sender, args) =>
			{
				_currentExperiment = args.CurrentExperiment;
				_logger.LogInformation($"通过事件更新当前实验: {_currentExperiment?.ExperimentId}");
			};

			// 订阅实验组变更事件
			taskSchedulingService.CurrentExperimentGroupChanged += async (sender, args) =>
			{
				if (args.ExperimentGroupId.HasValue)
				{
					// 通过ITaskSchedulingDomainService接口的GetExperimentByIdAsync方法获取当前实验组
					// 注意：这里可能需要注入IExperimentGroupRepository来获取实验组
					// 为简化示例，暂时只记录ID
					_logger.LogInformation($"通过事件更新当前实验组ID: {args.ExperimentGroupId}");
					// 此处可以添加异步获取完整实验组对象的逻辑
				}
				else
				{
					_currentExperimentGroup = null;
					_logger.LogInformation("当前实验组已清除");
				}
			};

			// 初始化当前实验和实验组状态
			InitializeCurrentState(taskSchedulingService).Wait();
		}

		/// <summary>
		/// 初始化当前状态
		/// </summary>
		private async Task InitializeCurrentState(ITaskSchedulingDomainService taskSchedulingService)
		{
			try
			{
				// 获取初始状态
				_currentExperiment = await taskSchedulingService.GetCurrentExperimentAsync();
				_currentExperimentGroup = await taskSchedulingService.GetCurrentExperimentGroupAsync();

				_logger.LogInformation($"初始化当前实验: {_currentExperiment?.ExperimentId}");
				_logger.LogInformation($"初始化当前实验组: {_currentExperimentGroup?.GroupId}");
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "初始化当前状态时发生错误");
			}
		}

		/// <summary>
		/// 记录设备参数
		/// </summary>
		/// <param name="deviceParameters">设备参数</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordDeviceParametersAsync(DeviceParameters deviceParameters)
		{
			try
			{
				_logger.LogInformation($"记录设备参数: 时间={deviceParameters.Timestamp}, 实验ID={deviceParameters.ExperimentId}");
				// TODO: 实现设备参数记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录设备参数时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录实验状态
		/// </summary>
		/// <param name="experimentStatus">实验状态</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordExperimentStatusAsync(ExperimentStatusRecord experimentStatus)
		{
			try
			{
				_logger.LogInformation($"记录实验状态: 实验ID={experimentStatus.ExperimentId}, 状态={experimentStatus.Status}");
				// TODO: 实现实验状态记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录实验状态时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录实验结果
		/// </summary>
		/// <param name="experimentResult">实验结果</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordExperimentResultAsync(ExperimentResult experimentResult)
		{
			try
			{
				_logger.LogInformation($"记录实验结果: 实验ID={experimentResult.ExperimentId}, 成功={experimentResult.IsSuccessful}");
				// TODO: 实现实验结果记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录实验结果时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录系统事件
		/// </summary>
		/// <param name="systemEvent">系统事件</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordSystemEventAsync(SystemEvent systemEvent)
		{
			try
			{
				_logger.LogInformation($"记录系统事件: 类型={systemEvent.EventType}, 消息={systemEvent.Message}");
				// TODO: 实现系统事件记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录系统事件时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录报警信息
		/// </summary>
		/// <param name="alarm">报警信息</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordAlarmAsync(AlarmRecord alarm)
		{
			try
			{
				_logger.LogInformation($"记录报警信息: 类型={alarm.AlarmType}, 消息={alarm.Message}");

				// 更新当前实验和实验组状态
				if (alarm.RelatedExperimentId.HasValue)
				{
					try
					{
						// 使用事件机制缓存的当前实验
						if (_currentExperiment != null && _currentExperiment.ExperimentId == alarm.RelatedExperimentId.Value)
						{
							_logger.LogWarning($"报警触发: 更新实验 {_currentExperiment.ExperimentId} 状态为暂停");

							// 更新实验状态为暂停
							_currentExperiment.Status = ExperimentStatus.Paused;

							// 使用事件机制缓存的当前实验组
							if (_currentExperimentGroup != null)
							{
								_logger.LogWarning($"报警触发: 更新实验组 {_currentExperimentGroup.GroupId} 状态为暂停");
								_currentExperimentGroup.Status = ExperimentGroupStatus.Paused;
							}
						}
					}
					catch (Exception ex)
					{
						_logger.LogError(ex, $"更新实验状态时发生错误: {ex.Message}");
						// 继续处理，不要因为状态更新失败就中断整个报警处理流程
					}
				}

				// 记录报警信息到数据库（先注释掉，实际代码需要根据数据访问层具体实现）
				/*
				// 确保报警记录有一个唯一ID
				if (alarm.Id == Guid.Empty)
				{
					alarm.Id = Guid.NewGuid();
				}
				
				// 设置时间戳（如果未设置）
				if (alarm.Timestamp == default)
				{
					alarm.Timestamp = DateTime.Now;
				}
				
				// 保存到报警数据库
				await _alarmRepository.AddAsync(alarm);
				
				// 如果报警严重程度很高，可能需要发送通知
				if (alarm.Severity >= AlarmSeverity.High)
				{
					await _notificationService.SendAlarmNotificationAsync(alarm);
				}
				*/

				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录报警信息时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录报警信息 - 简化方法
		/// </summary>
		/// <param name="alarmType">报警类型</param>
		/// <param name="message">报警消息</param>
		/// <param name="severity">报警严重程度</param>
		/// <param name="relatedExperimentId">相关联的实验ID，可为null</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordAlarmAsync(AlarmType alarmType, string message, AlarmSeverity severity = AlarmSeverity.Medium, Guid? relatedExperimentId = null)
		{
			// 创建报警记录对象
			var alarm = new AlarmRecord
			{
				Id = Guid.NewGuid(),
				AlarmType = alarmType,
				Message = message,
				Severity = severity,
				Timestamp = DateTime.Now,
				RelatedExperimentId = relatedExperimentId
			};

			// 调用主方法记录报警
			return await RecordAlarmAsync(alarm);
		}

		/// <summary>
		/// 获取设备参数历史记录
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="startTime">开始时间</param>
		/// <param name="endTime">结束时间</param>
		/// <returns>设备参数历史记录</returns>
		public async Task<List<DeviceParameters>> GetDeviceParametersHistoryAsync(
			Guid? experimentId, DateTime startTime, DateTime endTime)
		{
			try
			{
				_logger.LogInformation($"获取设备参数历史记录: 实验ID={experimentId}, 开始时间={startTime}, 结束时间={endTime}");
				// TODO: 实现设备参数历史记录获取逻辑
				return new List<DeviceParameters>();
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "获取设备参数历史记录时发生错误");
				return new List<DeviceParameters>();
			}
		}

		/// <summary>
		/// 获取实验状态历史记录
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="startTime">开始时间</param>
		/// <param name="endTime">结束时间</param>
		/// <returns>实验状态历史记录</returns>
		public async Task<List<ExperimentStatusRecord>> GetExperimentStatusHistoryAsync(
			Guid experimentId, DateTime startTime, DateTime endTime)
		{
			try
			{
				_logger.LogInformation($"获取实验状态历史记录: 实验ID={experimentId}, 开始时间={startTime}, 结束时间={endTime}");
				// TODO: 实现实验状态历史记录获取逻辑
				return new List<ExperimentStatusRecord>();
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "获取实验状态历史记录时发生错误");
				return new List<ExperimentStatusRecord>();
			}
		}

		/// <summary>
		/// 获取实验结果
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <returns>实验结果</returns>
		public async Task<ExperimentResult> GetExperimentResultAsync(Guid experimentId)
		{
			try
			{
				_logger.LogInformation($"获取实验结果: 实验ID={experimentId}");
				// TODO: 实现实验结果获取逻辑
				return new ExperimentResult
				{
					ExperimentId = experimentId,
					IsSuccessful = true
				};
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "获取实验结果时发生错误");
				return new ExperimentResult
				{
					ExperimentId = experimentId,
					IsSuccessful = false,
					ErrorMessage = ex.Message
				};
			}
		}

		/// <summary>
		/// 获取系统事件历史记录
		/// </summary>
		/// <param name="startTime">开始时间</param>
		/// <param name="endTime">结束时间</param>
		/// <param name="eventTypes">事件类型列表</param>
		/// <returns>系统事件历史记录</returns>
		public async Task<List<SystemEvent>> GetSystemEventHistoryAsync(
			DateTime startTime, DateTime endTime, List<SystemEventType> eventTypes = null)
		{
			try
			{
				_logger.LogInformation($"获取系统事件历史记录: 开始时间={startTime}, 结束时间={endTime}");
				// TODO: 实现系统事件历史记录获取逻辑
				return new List<SystemEvent>();
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "获取系统事件历史记录时发生错误");
				return new List<SystemEvent>();
			}
		}

		/// <summary>
		/// 获取报警历史记录
		/// </summary>
		/// <param name="startTime">开始时间</param>
		/// <param name="endTime">结束时间</param>
		/// <param name="alarmTypes">报警类型列表</param>
		/// <returns>报警历史记录</returns>
		public async Task<List<AlarmRecord>> GetAlarmHistoryAsync(
			DateTime startTime, DateTime endTime, List<AlarmType> alarmTypes = null)
		{
			try
			{
				_logger.LogInformation($"获取报警历史记录: 开始时间={startTime}, 结束时间={endTime}");
				// TODO: 实现报警历史记录获取逻辑
				return new List<AlarmRecord>();
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "获取报警历史记录时发生错误");
				return new List<AlarmRecord>();
			}
		}

		/// <summary>
		/// 导出实验数据
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="exportFormat">导出格式</param>
		/// <param name="filePath">文件路径</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> ExportExperimentDataAsync(
			Guid experimentId, ExportFormat exportFormat, string filePath)
		{
			try
			{
				_logger.LogInformation($"导出实验数据: 实验ID={experimentId}, 格式={exportFormat}, 路径={filePath}");
				// TODO: 实现实验数据导出逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "导出实验数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 导出实验组数据
		/// </summary>
		/// <param name="experimentGroupId">实验组ID</param>
		/// <param name="exportFormat">导出格式</param>
		/// <param name="filePath">文件路径</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> ExportExperimentGroupDataAsync(
			Guid experimentGroupId, ExportFormat exportFormat, string filePath)
		{
			try
			{
				_logger.LogInformation($"导出实验组数据: 实验组ID={experimentGroupId}, 格式={exportFormat}, 路径={filePath}");
				// TODO: 实现实验组数据导出逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "导出实验组数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 清理历史数据
		/// </summary>
		/// <param name="beforeDate">清理此日期之前的数据</param>
		/// <param name="dataTypes">数据类型列表</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> CleanupHistoricalDataAsync(
			DateTime beforeDate, List<DataType> dataTypes)
		{
			try
			{
				_logger.LogInformation($"清理历史数据: 日期={beforeDate}");
				// TODO: 实现历史数据清理逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "清理历史数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 备份数据
		/// </summary>
		/// <param name="backupPath">备份路径</param>
		/// <param name="dataTypes">数据类型列表</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> BackupDataAsync(
			string backupPath, List<DataType> dataTypes)
		{
			try
			{
				_logger.LogInformation($"备份数据: 路径={backupPath}");
				// TODO: 实现数据备份逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "备份数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 恢复数据
		/// </summary>
		/// <param name="backupPath">备份路径</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RestoreDataAsync(string backupPath)
		{
			try
			{
				_logger.LogInformation($"恢复数据: 路径={backupPath}");
				// TODO: 实现数据恢复逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "恢复数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录实验阶段变更
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="stage">实验阶段</param>
		/// <param name="subStage">实验子阶段</param>
		/// <param name="changeType">变更类型</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordExperimentStageChangeAsync(
			Guid experimentId, ExperimentStage stage, ExperimentSubStage subStage, StageChangeType changeType)
		{
			try
			{
				_logger.LogInformation($"记录实验阶段变更: 实验ID={experimentId}, 阶段={stage}, 子阶段={subStage}, 变更类型={changeType}");
				// TODO: 实现实验阶段变更记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录实验阶段变更时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录实验事件
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="eventType">事件类型</param>
		/// <param name="message">事件消息</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordExperimentEventAsync(
			Guid experimentId, string eventType, string message)
		{
			try
			{
				_logger.LogInformation($"记录实验事件: 实验ID={experimentId}, 事件类型={eventType}, 消息={message}");
				// TODO: 实现实验事件记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录实验事件时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录旋蒸数据
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="vacuumLevel">真空度</param>
		/// <param name="oilBathTemperature">油浴温度</param>
		/// <param name="rotationSpeed">旋转速度</param>
		/// <param name="condensationTemperature">冷凝温度</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordRotovapDataAsync(
			Guid experimentId, double vacuumLevel, double oilBathTemperature, double rotationSpeed, double condensationTemperature)
		{
			try
			{
				_logger.LogInformation($"记录旋蒸数据: 实验ID={experimentId}, 真空度={vacuumLevel}, 油浴温度={oilBathTemperature}, 旋转速度={rotationSpeed}, 冷凝温度={condensationTemperature}");
				// TODO: 实现旋蒸数据记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录旋蒸数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录设备状态变化
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="deviceId">设备ID</param>
		/// <param name="status">设备状态</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordDeviceStatusChangeAsync(
			Guid experimentId, string deviceId, object status)
		{
			try
			{
				_logger.LogInformation($"记录设备状态变化: 实验ID={experimentId}, 设备ID={deviceId}");
				// TODO: 实现设备状态变化记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录设备状态变化时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}

		/// <summary>
		/// 记录实验完成数据
		/// </summary>
		/// <param name="experimentId">实验ID</param>
		/// <param name="result">实验结果</param>
		/// <returns>操作结果</returns>
		public async Task<OperationResult> RecordExperimentCompletionAsync(
			Guid experimentId, ExperimentResult result)
		{
			try
			{
				_logger.LogInformation($"记录实验完成数据: 实验ID={experimentId}, 成功={result.IsSuccessful}");
				// TODO: 实现实验完成数据记录逻辑
				return new OperationResult { Success = true };
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, "记录实验完成数据时发生错误");
				return new OperationResult { Success = false, Message = ex.Message };
			}
		}
	}
}
